/Engine/Source/Runtime/GeometryCore/Public/DynamicMesh/MeshTransforms.h
If applying Transform would invert Mesh w/ a negative scale, then invert Mesh's triangle orientations. Note: Does not apply the transform.
namespace MeshTransforms { void MeshTransforms::ReverseOrientationIfNeeded ( [FDynamicMesh3](API\Runtime\GeometryCore\DynamicMesh\FDynamicMesh3) & Mesh, const [FTransformSRT3d](API\Runtime\GeometryCore\FTransformSRT3d) & Transform ) }